Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 15 of 15 for “"Maritime Operations"”.
-
A comparative study of maritime operations in India
This thesis studies the maritime sector of India, specifically using China as a basis for comparison. Chinese economic impact is studied under the two major headings: the effective use of non-living and living resources. Next, an overview of the current maritime profile of India is presented …
-
Guidance and Control of Autonomous Unmanned Aerial Systems for Maritime Operations
In this dissertation, guidance and control of autonomous unmanned aerial systems (UAS) are explored. Specifically, we investigate model reference adaptive control (MRAC) based systems for tailsitter UAS, and guidance and control of multi-rotor UAS for tactical maneuvering and coverage. …
-
Autonomous vehicle systems: implications for maritime operations, warfare capabilities, and Command and Control
Military operations within the last decade have seen enormous growth in the fielding and utilization of unmanned tele-operated vehicles in the air, ground, and maritime domains. With advances in computing and processing technology, these vehicles and systems are becoming increasingly autonomous in …
-
Steaming towards a cyber secure shipboard navigation systems: a review of industry readiness
… reliance on digital technologies in the maritime industry has led to a growing concern about cyber security. Shipboard navigation systems are particularly vulnerable to attack, as they are often connected to the 'internet of things' and contain sensitive data. This dissertation reviews …
-
Assessing technological feasibility of an on-shore circular-economy treatment plant for recycling ship-generated oily waste in Peru
… tested using mixed oily samples collected from maritime operations. The resulting product was evaluated based on density, calorific value, and physicochemical properties, confirming its alignment with Peruvian technical standards for diesel-type fuel. Results showed a 24% recovery rate and an …
-
Autonomous Aerial Drone Landing Site Selection on a Maritime Vessel
… to enable reliable performance in dynamic maritime conditions. A simulation environment was developed, utilizing Microsoft AirSim and ShipMo3D. This simulation incorporated a quadrotor equipped with Light Detec- tion and Ranging (LiDAR) to map ship decks and evaluate potential landing …
-
Methods for Testing COLREGS Compliance in AutonomousSurface Vehicles
… the marine environment, and maintain smooth maritime operations. Effectively preventing collisions at sea between manned and uncrewed vessels requires that uncrewed vessels maneuver in a manner that is both safe and predictable to human mariners. Consequently, there is a pressing need to …
-
EVALUATION OF COURSES OF ACTION SIMULATION TOOL
Maritime counter-drug operations and related activities constitute a high-priority national security mission because drug-trafficking involves criminals, a source of financing for illicit activities, and penetration of the U.S. border. Currently, Joint Interagency Task Force South is successful in …
-
Maritime intent estimation and the detection of unknown obstacles
… of using Unmanned Undersea Vehicles (UUVs) in maritime operations are numerous. However, before these benefits can be realized, UUV capabilities must be expanded. This thesis focuses on improving certain aspects of the Maritime Reconnaissance and Undersea Search and Survey capabilities of a …
-
Nuclear Microreactor-Powered Container Ships for Maritime Decarbonization
The maritime shipping industry, responsible for approximately 3% of global greenhouse gas emissions, faces growing pressure to achieve net-zero emissions by 2050 under the International Maritime Organization (IMO) framework. Alternative fuels such as liquefied natural gas, ammonia, and methanol …
-
Port Sustainability Management System for Smaller Ports in Cornwall and Devon
… in CAD, assisting ports to plan marine and maritime operations more sustainably, to facilitate mitigation of potential risks, to increase knowledge and awareness of port sustainability, and to promote the adoption of a proactive stance towards sustainable port management. A constructivist …
-
The South African tide gauge network and its contribution to maritime safety
… aspects of tidal measurements and the use within maritime safety in accordance with international standards. This thesis will address the key technical elements in the design and realisation of the national tide gauge network around the South African coastline and how the data collected can be …
-
A novel safety analysis method for marine cyber-physical systems
… enhance the safety and improve the efficiency of maritime operations. However, new challenges due to the CPSs complexity are also anticipated leading to an unpredictable system behaviour, thus jeopardising safety.This thesis aims at developing a novel safety analysis method and system for …
-
A Physics-Informed, Data-Driven Framework for Spatially Resolved Motion Sickness Prediction on The SA Agulhas II
… human- centric predictive capability aligns with Maritime 4.0 digitalization goals, illustrating how physics-based models and integrated data analytics offer insight to potentially improve seafarer well-being and voyage resilience in the future, offering a transferable template for MSDVs on …
-
RELIABILITY ANALYSIS OF MARINE PILOTS USING ADVANCED DECISION MAKING METHODS
… to by human error during marine pilotage operations. The human element has been identified as a major critical factor for most operational failures. Therefore, an adequate understanding of the key factors influencing pilot reliability plays a vital role in all high-risk industries, among …